systemd fails an assertion in manager_invoke_notify_message when a zero-length message is received over /run/systemd/notify. This allows a local user to perform a denial-of-service attack against PID 1.Proof-of-concept:NOTIFY_SOCKET=/run/systemd/notify systemd-notify “”
Robin Edgar
Organisational Structures | Technology and Science | Military, IT and Lifestyle consultancy | Social, Broadcast & Cross Media | Flying aircraft
robin@edgarbv.com
https://www.edgarbv.com